Home / 994,877.78-1,372,541.56-612,240.26

Finding the Fourth Proportional to 994,877.78, 1,372,541.56 and 612,240.26

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Solution

The fourth proportional to 994,877.78, 1,372,541.56 and 612,240.26 is: 844,651.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,877.78 : 1,372,541.56 = 612,240.26 : x
  2. Step 2: Convert to fraction form
    994,877.78/1,372,541.56 = 612,240.26/x
  3. Step 3: Cross multiply
    994,877.78x = 1,372,541.56 × 612,240.26
  4. Step 4: Simplify right side
    994,877.78x = 840,325,193,161.90
  5. Step 5: Solve for x
    x = 840,325,193,161.90/994,877.78
  6. Step 6: Final answer
    x = 844,651.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.